• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /**
2  * Copyright 2024 Huawei Technologies Co., Ltd
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef MINDSPORE_CCSRC_FRONTEND_PARALLEL_AUTO_PARALLEL_STAGE_COMPUTE_H_
18 #define MINDSPORE_CCSRC_FRONTEND_PARALLEL_AUTO_PARALLEL_STAGE_COMPUTE_H_
19 
20 #include <tuple>
21 #include <memory>
22 
23 #include "frontend/parallel/step_parallel_utils.h"
24 #include "include/common/utils/parallel_context.h"
25 #include "mindspore/core/ops/other_ops.h"
26 #include "frontend/parallel/auto_parallel/rec_core/rec_graph.h"
27 #include "frontend/parallel/auto_parallel/rec_core/rec_strategy.h"
28 
29 namespace mindspore {
30 namespace parallel {
31 
32 // Get hyperparams
33 std::tuple<size_t, size_t> GetSeqLengthAndAttentionHeads(const FuncGraphPtr &root);
34 std::tuple<size_t, size_t> GetDPAndMP(const std::shared_ptr<Graph> &graph, const size_t stage);
35 std::tuple<size_t, size_t> GetVocabAndHiddenSize(const FuncGraphPtr &root);
36 size_t GetNumLayers(const FuncGraphPtr &root);
37 size_t GetNumMicro(const FuncGraphPtr &root);
38 size_t GetPerBatch(const FuncGraphPtr &root, size_t seq_l);
39 size_t GetNumDevices();
40 
41 class StageComputing {
42  private:
43   const FuncGraphPtr &root_;
44   const std::shared_ptr<Graph> &graph_;
45   // Hyperparameters
46   const size_t num_devices_ = 0;
47   const size_t device_capacity_ = 0;
48   const size_t vocab_size_ = 0;
49   const size_t seq_length_ = 0;
50   const size_t hidden_size_ = 0;
51   const size_t attention_heads_ = 0;
52   const size_t num_layers_ = 0;
53   const size_t expansion_ratio_ = 0;
54 
55   const bool parallel_opt_ = 0;
56   const bool recompute_ = 0;
57 
58   // Parallelism parameters
59   size_t dp_dim_ = 0;
60   size_t mp_dim_ = 0;
61   size_t pp_dim_ = 0;
62   size_t per_batch_ = 0;
63   size_t num_micros_ = 0;
64 
65   std::tuple<size_t, size_t, size_t, size_t, size_t> saved_config_;
66   void SaveConfig();
67   void LoadConfig();
68 
69   size_t NumParametersParsing(size_t l);
70   size_t GetStaticMemoryParsing(size_t d, size_t t, size_t p, size_t P);
71   size_t GetDynamicMemoryParsing(size_t l, size_t b, size_t m, size_t p, size_t t);
72 
73   size_t GetLayerPerStage();
74   size_t GetMemory();
75   bool fits(size_t memory);
76 
77  public:
78   StageComputing(const FuncGraphPtr &r, const std::shared_ptr<Graph> &g, size_t device_num, size_t device_capacity,
79                  size_t hidden_size, size_t vocab_size, size_t seq_length, size_t head_num, size_t layer_num,
80                  size_t expansion_ratio, size_t dp, size_t mp, size_t pp, size_t per_batch, size_t micro,
81                  bool parallel_opt, bool recompute);
82 
83   size_t GlobalBatchSize();
84   size_t CurrentEstimation();
85   Status FindSmallerStage();
86   size_t LaunchStageCompute();
87   void PrintHyperparams();
88   void PrintResults(size_t StaticMEM, size_t DynamicMEM, size_t num_param);
89   void ParsingException();
90   void OOMSuggestion();
91   void FittingSuggestion();
92 };
93 
94 size_t ParallelSuggestion(const FuncGraphPtr &root, const std::shared_ptr<Graph> &graph);
95 void ChangeStageNumber(const FuncGraphPtr &root, size_t new_stage_num);
96 
97 }  // namespace parallel
98 }  // namespace mindspore
99 #endif  // MINDSPORE_CCSRC_FRONTEND_PARALLEL_AUTO_PARALLEL_STAGE_COMPUTE_H_
100